A Horse Trainer's Unexpected Friendship With Queen Elizabeth

The documentary "The Cowboy and the Queen" follows Monty Roberts , a California horse trainer whose nonviolent techniques of taming horses piqued the interest of Queen Elizabeth II, a kindred spirit whose endorsement of Monty's process popularized his methods worldwide. Roberts joins to discuss his life story, along with Andrea Nevins , director of the documentary, which is out in theaters starting September 6.